mIRC is a full featured Internet Relay Chat client for Windows that can be used to communicate, share, play or work with others on IRC networks around theworld, either in multiuser group conferences or in onetoone private discussions.
It has a clean, practical interface that is highly configurable andsupports features such as buddy lists, file transfers, multiserver connections, SSL encryption, proxy support, UTF8 display, customizable sounds, spokenmessages, tray notifications, message logging, and more.
mIRC also has a powerful scripting language that can be used both to automate mIRC and to createapplications that perform a wide range of functions from network communications to playing games.
Mirror:

http://rapidshare.com/files/238499111/mIRC.v6.35.WinAll.Full-01-06-09.rar